1816200386108 has 6 divisors (see below), whose sum is σ = 3178350675696. Its totient is φ = 908100193052.

The previous prime is 1816200386087. The next prime is 1816200386131. The reversal of 1816200386108 is 8016830026181.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 227025048260 + ... + 227025048267.

It is an arithmetic number, because the mean of its divisors is an integer number (529725112616).

Almost surely, 2^{1816200386108} is an apocalyptic number.

It is an amenable number.

1816200386108 is a deficient number, since it is larger than the sum of its proper divisors (1362150289588).

1816200386108 is a wasteful number, since it uses less digits than its factorization.

1816200386108 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 454050096531 (or 454050096529 counting only the distinct ones).

The product of its (nonzero) digits is 110592, while the sum is 44.

The spelling of 1816200386108 in words is "one trillion, eight hundred sixteen billion, two hundred million, three hundred eighty-six thousand, one hundred eight".